Решите уравнение:
[tex]5 \times (x - 3) = 14 - 2 \times (7 - 2x)[/tex]
[tex] \frac{3 - x}{3} = \frac{x + 1}{2} - \frac{5x}{4} [/tex]
[tex]5 \times (x - 3) = 14 - 2 \times (7 - 2x)[/tex]
[tex] \frac{3 - x}{3} = \frac{x + 1}{2} - \frac{5x}{4} [/tex]
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5х-4х=15
х=15
2. 4(3-х)=6(х+1)-3*5х
12-4х=6х+6-15х
-4х+9х=6-12
5х=-6
х=-1,2